Evidence map›Paper›PMID 24959081›Full record

ArticleOncoTargets and therapy2014

Antitumor activity of total flavonoids from Tetrastigma hemsleyanum Diels et Gilg is associated with the inhibition of regulatory T cells in mice.

Zhengquan Feng, Wanrong Hao, Xiaoyang Lin, Daping Fan, Juhua Zhou

Open access · goldAbstract read
In one paragraph

Article in OncoTargets and therapy, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 1 pooled it
4.9field-weighted citation impact, top 6% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

33 citing papers in PubMed, 1 synthesis or guideline pooled it, 67 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 4 institutions in 2 countries.

Zhengquan FengDepartment of Oncology, Tongde Hospital of Zhejiang Province, Hangzhou, Zhejiang, People's Republic of China ; Department of Oncology, Guang An Men Hospital, China Academy of Chinese Medical Sciences, Beijing, People's Republic of China.
Wanrong HaoDepartment of Chinese Medicine, Zhejiang Chinese Medical University, Hangzhou, Zhejiang, People's Republic of China.
Xiaoyang LinDepartment of Chinese Medicine, Zhejiang Chinese Medical University, Hangzhou, Zhejiang, People's Republic of China.
Daping FanDepartment of Cell Biology and Anatomy, School of Medicine, University of South Carolina, Columbia, SC, USA.
Juhua ZhouInstitute for Tumor Immunology, Ludong University College of Life Sciences, Yantai, Shandong, People's Republic of China.
Zhejiang Chinese Medical University · CNGuang’anmen Hospital · CNLudong University · CNUniversity of South Carolina · US

Funding

Sparstolonin B as an anti-atherogenic agentR01HL116626 · NHLBI · UNIVERSITY OF SOUTH CAROLINA AT COLUMBIA · PI FAN, DAPING · 2013 to 2017
$1.7M
NHLBI NIH HHS R01 HL116626
6 · The paper itself

Abstract

objectiveTo determine the antitumor activity of Radix tetrastigmae flavonoids and their inhibitory effect on regulatory T cells (Tregs) in mice. MATERIALS AND

methodsTotal flavonoids were isolated from Radix tetrastigmae, the root of Tetrastigma hemsleyanum Diels et Gilg, and administered to C57BL/6 mice by oral gavage after inoculation with Lewis lung carcinoma (LLC) cells. The effects of total flavonoids on tumor growth in vivo were examined. Flow cytometry was used to study the effects on Tregs, and enzyme-linked immunosorbent assay was used to analyze the changes in the serum levels of transforming growth factor β, prostaglandin E2, and cyclooxygenase 2 after tumor inoculation and flavonoid administration.

resultsTotal flavonoids from T. hemsleyanum Diels et Gilg significantly inhibited tumor growth in C57BL/6 mice inoculated with LLCs. These flavonoids dramatically suppressed regulatory T-cell development in tumor-bearing mice. Further studies revealed that total flavonoids significantly decreased the serum levels of transforming growth factor β, prostaglandin E2, and cyclooxygenase 2 in tumor-bearing mice, which may be responsible for the inhibition of Tregs.

conclusionThe antitumor activity of total flavonoids from T. hemsleyanum Diels et Gilg is associated with the inhibition of Tregs in a mouse tumor model. Total flavonoids from T. hemsleyanum Diels et Gilg may be used as antitumor agents in cancer prevention and treatment.

Indexed as

flavonoidsradix tetrastigmaeregulatory T cellsTGF-β1tumor growth

Identifiers

PMID24959081
PMCPMC4061169
OpenAlexW1999988664

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.